As avid puzzlers know full well, the humble jigsaw puzzle is a thing of beauty in multiple ways. Not only are jigsaws an absorbing time sink, but multiple studies have demonstrated they are good for ...

How did ants take over the world? The answer may be skin deep. By Cara Giaimo Cara Giaimo recently reported on ants that had found a loophole in a fundamental rule of life. If life is a numbers game, ...